Poe Board (Pcb3) - Panasonic BB-HCM511A Service Manual

11.4. PoE Board (PCB3)

TP_RXP TP_TXP
R630
TP_RXN TP_TXN
102
DG
1
TPTX+
2
TPTX-
3
TPRX+
4
NC1
5
NC2
6
TPRX-
7
NC3
8
NC4
CN601
U1
16 1
15 2
14 3
11 6
R634
10 7
0
9 8
13 4
12 5
T601
R601 C601
0.068u 100V C603 R629
75
R602 C602
1000p 2kV HM121
0.068u 100V
75
DG
63V/0.75A
F601
3 4
1 2
FLT602
2 3
L601
1 4
2 3
L602
1 4
C
Q601
B
E
+8V
IC601
16
1
VFB
ITH/RUN
2 15
PGND
PGND
3 14
NGATE SENSE
4 13
PVCC VPORTP
12
5
SIGDISA
RCLASS
6 11
nPWRGD
NC
7 10
VPORTN POUT
8 9
NC NC
17
17
C609
NC
BB-HCM511A / BB-HCM531A: PoE BOARD (1/2)
69
BB-HCM511A/BB-HCM531A
TXP
RXP
RXN
L603
3.3u/0.5A
IC602
1
R609
2
10/5% 3
4
200V/1.8A
R613
10k/5%
+8V
D
30V/2.1A R612
+8V
Q602
G
10k/5%
S
D617
200V/1A
(1)
(2)
(3)
(4)
(5)
(6)
(7)
8
7
6
5
(8)